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In the series AABABCABCDABCDE... which letter occupies the 100th position?
Six faces of a cube are numbered from 1 to 6, each face carrying one different number. Further, 1. The face 2 is opposite to the face 6. 2. The face
Six persons A, B, C, D, E and F are standing in a row. C and D are standing close to each other alongside E. B is standing beside A only. A is fourth
A person purchases 100 pens at a discount of 10%. The net amount of money spent by the person to purchase the pens is Rs 600. The selling expenses inc
In an examination, 70% of the students passed in the Paper I, and 60% of the students passed in the Paper II. 15% of the students failed in both the p
The correct answer is option (a): 28.
This question was asked in UPSC CSE Prelims 2008, GS Paper 1, as Question 150. It falls under Science & Technology > Logical Reasoning & Puzzles.
This question is rated "moderate". It requires sound conceptual understanding of the topic.
UPSC has asked 70 questions from Logical Reasoning & Puzzles (under Science & Technology) across multiple years. Visit the topic page to see the full list and year-wise trends.